Prestashop 8.2 first page in category shows 4 columns of products .2nd page shows 3

[optionsmegastore]

Hi guys i ve been trying to solve this issue with no luck, i've upgraded lately from prestashop 1.6 to 8.2 and i ve been having this issue.

Prestashop 8.2 first page in product category shows 4 columns .2nd page shows 3. once i refresh it, it shows 4 again. and so on.

any hint?

[ComGrafPL]

Custom theme? PHP version? Any errors on console?

[optionsmegastore]

no errors , elocart theme

[optionsmegastore]

https://optionsmegastore.com

[ComGrafPL]

Do you have any page speed module? If yes, disable it and clear cache.

If not.

Add this to custom.css ( clear cache )

.products .product_list.grid li.product_item, {
    width: 24.1%;
}